US Bridges

7420C over Caney River

Good

Washington County, Oklahoma · 4S.&2.4W.OF JCT US75&US60 · Structure no. 196300000000000

Built
1979
46 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
363 ft
4 main spans
Daily traffic
726
2022 count
Owner
County
County Highway Agency

About this bridge

7420C over Caney River is a prestressed concrete stringer/multi-beam or girder carrying 7420C over Caney River in Washington County, Oklahoma. It was built in 1979, so it is 46 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 726 vehicles a day, roughly 15% of them trucks, projected to reach 1,162 by 2042. The structure is 363 ft (110.6 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries7420C
CrossesCaney River
Location4S.&2.4W.OF JCT US75&US60
RouteCounty Highway 7420C
Coordinates36.67015, -95.97831
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating47.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length363 ft (110.6 m)
Longest span100 ft (30.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic726 (2022)
Projected traffic1,162 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$988,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 7420C over Caney River built?

It was built in 1979, making it 46 years old in 2025.

What condition is 7420C over Caney River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2024.

How much traffic does 7420C over Caney River carry?

About 726 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 7420C over Caney River?

The structure is 363 ft (110.6 m) long with a longest span of 100 ft (30.5 m) and a deck 29 ft wide.

Who owns 7420C over Caney River?

It is owned by the County Highway Agency.